Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 5.76
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -4.61 -0.441 2.03
Fertility Sub Index 6.43
Calving Interval (days) -3.64 -1.459 5.31
Survival (%) 1.00 1.117 1.12
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 15.87

* Based on an €80/tonne carbon price